import os
import rtconfig
from building import *

Import('SDK_LIB')

cwd = GetCurrentDir()

# add general drivers -- reagan revision
src = Split('''
board.c
''')

path =  [cwd]

startup_path_prefix = SDK_LIB

if rtconfig.PLATFORM in ['gcc']:
    src += [startup_path_prefix + '/GD32F4xx_Firmware_Library/CMSIS/GD/GD32F4xx/Source/GCC/startup_gd32f4xx.s'] # others don't move 
elif rtconfig.PLATFORM in ['armcc', 'armclang']:
    src += [startup_path_prefix + '/GD32F4xx_Firmware_Library/CMSIS/GD/GD32F4xx/Source/ARM/startup_gd32f450_470.s']  # new fm lib version startup file change for arm 
elif rtconfig.PLATFORM in ['iccarm']:
    src += [startup_path_prefix + '/GD32F4xx_Firmware_Library/CMSIS/GD/GD32F4xx/Source/IAR/startup_gd32f4xx.s']

CPPDEFINES = ['GD32F450']  #编译时添加宏定义，即全局宏定义:GD32F450
group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)

Return('group')
